Flutter Engine
The Flutter Engine
Functions
Image_makeSubset.cpp File Reference
#include "tools/fiddle/examples.h"

Go to the source code of this file.

Functions

 REG_FIDDLE (Image_makeSubset, 256, 256, false, 3)
 

Function Documentation

◆ REG_FIDDLE()

REG_FIDDLE ( Image_makeSubset  ,
256  ,
256  ,
false  ,
 
)

Definition at line 4 of file Image_makeSubset.cpp.

4 {
5void draw(SkCanvas* canvas) {
6 canvas->scale(.5f, .5f);
7 const int width = 64;
8 const int height = 64;
9 for (int y = 0; y < 512; y += height ) {
10 for (int x = 0; x < 512; x += width ) {
11 sk_sp<SkImage> subset(image->makeSubset(nullptr, {x, y, x + width, y + height}));
12 canvas->drawImage(subset, x * 3 / 2, y * 3 / 2);
13 }
14 }
15}
16} // END FIDDLE
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
Definition: aaclip.cpp:27
void scale(SkScalar sx, SkScalar sy)
Definition: SkCanvas.cpp:1289
void drawImage(const SkImage *image, SkScalar left, SkScalar top)
Definition: SkCanvas.h:1528
virtual sk_sp< SkImage > makeSubset(GrDirectContext *direct, const SkIRect &subset) const =0
double y
double x
sk_sp< const SkImage > image
Definition: SkRecords.h:269
int32_t height
int32_t width